abc's david kerley is standing by at the stadium in baltimore where the refs are back in business tonight. david? >> reporter: hey, george. tonight, behind me, the real refs will be working the game. in fact, just a little while ago, we saw this referee team arrive here in baltimore, headed to the locker room to put on their striped shirts. all this, after an apology today after what some are calling the worst call in nfl history. nfl players couldn't contain their glee. >> they did? sweet! >> reporter: a great day for america, the white house said. the lockout over, the referees back. but the nfl's reputation is badly bruised. >> do i look relieved? >> reporter: the commissioner made the deal just two days after this call monday night by replacement refs, giving a win to seattle instead of green bay. >> the call on the field stands. touchdown. >> reporter: some say it cost betters hundreds of millions of dollars. but it was 70,000 phone calls to the league and hundreds of thousands of tweets, which led the commissioner to apologize today. >> we're sorry to have to bring our fans, sorry t